Mouse Monoclonal, RTU. Intended for in vitro diagnostic (IVD) use. CD8 T-Cell antibody reacts specifically with a 32 kDa protein similar to the CD8 molecule. It is a T-cell marker for the detection of cytotoxic/suppressor T cells, and can also be detected on NK cells, some thymocytes, some null cells and bone marrow cells. References i) Mason et al J Clin Pathol 45: 1084, 1992.